diff --git a/src/extractor/DoodStream.ts b/src/extractor/DoodStream.ts
index 2901014..8c89e7f 100644
--- a/src/extractor/DoodStream.ts
+++ b/src/extractor/DoodStream.ts
@@ -31,7 +31,7 @@ export class DoodStream implements Extractor {
     const baseUrl = await this.fetcher.text(ctx, new URL(`http://dood.to${passMd5Match[0]}`));
 
     return {
-      url: new URL(`${baseUrl + randomstring.generate(10)}?token=${token}&expiry=${Date.now()}`),
+      url: new URL(`${baseUrl}${randomstring.generate(10)}?token=${token}&expiry=${Date.now()}`),
       label: this.label,
       sourceId: `${this.id}_${countryCode.toLowerCase()}`,
       height: 0,
diff --git a/src/extractor/ExtractorRegistry.ts b/src/extractor/ExtractorRegistry.ts
index 5e0d822..a8d8ac6 100644
--- a/src/extractor/ExtractorRegistry.ts
+++ b/src/extractor/ExtractorRegistry.ts
@@ -38,7 +38,7 @@ export class ExtractorRegistry {
     try {
       urlResult = await extractor.extract(ctx, url, countryCode);
     } catch (error) {
-      this.logger.warn(`${extractor.id} error: ` + error, ctx);
+      this.logger.warn(`${extractor.id} error: ${error}`, ctx);
       return undefined;
     }
 
diff --git a/src/utils/embed.ts b/src/utils/embed.ts
index d0b9dae..0696337 100644
--- a/src/utils/embed.ts
+++ b/src/utils/embed.ts
@@ -11,7 +11,7 @@ export const extractUrlFromPacked = (html: string, linkRegExps: RegExp[]): URL =
   for (const linkRegexp of linkRegExps) {
     const linkMatch = unpacked.match(linkRegexp);
     if (linkMatch && linkMatch[1]) {
-      return new URL('https://' + linkMatch[1].replace(/^(https:)?\/\//, ''));
+      return new URL(`https://${linkMatch[1].replace(/^(https:)?\/\//, '')}`);
     }
   }